scipy Archives - IT Nursery

Programming, Python

IT Nursery

How to normalize a NumPy array to within a certain range?

After doing some processing on an audio or image array, it needs to be normalized within a range before it can be written ...

June 1, 2022
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Programming, Python

IT Nursery

What are the differences between Pandas and NumPy+SciPy in Python? [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be ...

May 31, 2022
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Programming, Python

IT Nursery

Installing SciPy with pip

It is possible to install NumPy with pip using pip install numpy. Is there a similar possibility with SciPy? (Doing pip install scipy ...

May 29, 2022
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Programming, Python

IT Nursery

How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting

I have a set of data and I want to compare which line describes it best (polynomials of different orders, exponential or logarithmic). ...

May 29, 2022
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Programming, Python

IT Nursery

Specifying and saving a figure with exact size in pixels

Say I have an image of size 3841 x 7195 pixels. I would like to save the contents of the figure to disk, ...

May 28, 2022
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Programming, Python

IT Nursery

How to add a new row to an empty numpy array

Using standard Python arrays, I can do the following: arr = arr.append([1,2,3]) arr.append([4,5,6]) # arr is now [[1,2,3],...

May 28, 2022
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Programming, Python

IT Nursery

Calculating Pearson correlation and significance in Python

I am looking for a function that takes as input two lists, and returns the Pearson correlation, and the significance of the correlation. ...

May 27, 2022
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Programming, Python

IT Nursery

Is there a library function for Root mean square error (RMSE) in python?

I know I could implement a root mean squared error function like this: def rmse(predictions, targets): return np.sqrt(((predictions - targets) ** 2).mean()) What ...

May 26, 2022
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Moving average or running mean

Is there a SciPy function or NumPy function or module for Python that calculates the running mean of a 1D array given a ...

May 21, 2022
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How to smooth a curve in the right way?

Lets assume we have a dataset which might be given approximately by import numpy as np x = np.linspace(0,2*np.pi,100) y = np.sin(x) + ...

May 20, 2022
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